If you traveling _ __the customs are really foreign to your own, please do as the Romans do.
A. in which B. what C. when D. where
---Mom, what did your doctor say?
---He advised me to live ___the air is fresher.
A. in where B. in which C. the place where D. where
It is hard to imaginemore embarrassing occasion when you fail to understandsingle word said by someone．
| A．the; a | B．a; a | C．the; / | D．a; / |
— What’s the noise? It sounds as if it comes from upstairs.
— ____ . It must be the window-cleaner working, next door.
| A．I’m not sure | B．I hope not | C．I’d rather not | D．I don’t think so |
Ten years ago the population of our village was that of theirs.
| A．as twice large as | B．twice as large as |
| C．twice as much as | D．as twice much as |
In our class, there are 46 students, half _____ wear glasses.
| A．in whom | B．in them | C．of whom | D．of them |
I have to go to work by taxi because my car_____at the garage.
| A．will be repaired | B．is repaired |
| C．is being repaired | D．has been repaired |